'I Did It': Obama Takes Oath

By

Peter Nicholas

Updated Jan. 21, 2013 7:53 a.m. ET

President Barack Obama took the oath of office Sunday in a private ceremony at the White House, opening a second term in which he will attempt to push tighter gun controls and an immigration overhaul through a divided government, while confronting Iran's nuclear ambitions and other challenges overseas.

Supreme Court Chief Justice John Roberts administered the oath at 11:55 a.m. to Mr. Obama, who stood with his wife, Michelle, his two children and a small audience. Vice President Joseph R. Biden Jr. was sworn in earlier...